Probability Questions

If you reach into a bag containing 10 Pink Starburst and 10 Orange Starburst, the word or phrase that describes the likelihood of pulling a Pink or Orange Starburst is ________.

• Impossible

• Unlikely

• 50-50

• Likely

• Certain

A bag contains:

• 5 red marbles

• 6 blue marbles

• 3 green marbles

• 4 black marbles

• 2 yellow marbles

A marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green or black marble will be drawn? (Hint: Use a Proportion)

• 14

• 65

• 7

• 35

An inspector at a calculator factory found 3

out of 100 calculators did not work properly. If

the factory produces an order of 5000

calculators, how many might be expected to not

work properly?

• 15

• 30

• 150

• 300

Tags

CCSS.6.RP.A.3B

A dice is rolled 50 times. It lands on six 37 times. What is the experimental probability of the dice landing on six?

These 12 shapes are put into a bag.  If you reach into the bag 60 times, replacing the shape after each time, predict how many times you would pull out a circle.

• 15 times

• 20 times

• 25 times

• 30 times

What is the probability of choosing red?

• 1/3

• 5/18

• 6/18

• 7/18

If Jessie grabs one of the fruits without looking, what is the probability that he will NOT pick a peach?

Aaron wants to plant an orchard of apple trees. Based upon what he has studied, he can expect that 90% of the trees he plants will survive the first year. Of those that survive the first year, he can expect that 95% will survive permanently. If he is going to plant 300 trees this spring and another 500 the following spring, how many trees should he expect to have in his orchard permanently? Instruction: Write your answer (numbers only) in the box below.

Tags

CCSS.HSF.BF.A.2

Which of the following values represents a probability of an event that is likely to happen, and why?

• 0.03, because likely events have a probability close to 0.

• 97.4, because likely events have a probability close to 100%.

• 0.51, because any probability higher than 0.5 is likely to happen.

• 0.95, because likely events have a probability close to 1.

The spinner shown is divided into congruent sections that are labeled form 1 through 7. If the spinner is spun one time, what is the probability of the arrow not landing on a section labeled with an odd number?

• 4/7

• 3/4

• 1/4

• 3/7